FVXX20 KNES 210604
VA ADVISORY
DTG: 20210421/0604Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SUMMIT ELEV: 17159 FT (5230 M)

ADVISORY NR: 2021/398

INFO SOURCE: GOES-16. NWP MODELS. 

ERUPTION DETAILS: CONTG CONS VA EMS.

OBS VA DTG: 21/0540Z

OBS VA CLD: SFC/FL220 S0158 W07820 - S0201 W07818
- S0224 W07905 - S0210 W07912 - S0158 W07820 MOV
SW 5KT 

FCST VA CLD +6HR: 21/1130Z SFC/FL220 S0158 W07819
- S0201 W07819 - S0223 W07923 - S0206 W07925 -
S0158 W07819 

FCST VA CLD +12HR: 21/1730Z SFC/FL220 S0150
W07926 - S0158 W07820 - S0201 W07820 - S0208
W07927 - S0150 W07926 

FCST VA CLD +18HR: 21/2330Z NO VA EXP

RMK: EARLIER VA TO FL250 DSIPTD. CONTG CONS VA
OBS EXT WSW AT LEAST 50 NM FM SUMMIT. WX CLDS MAY
OBSC PORTION OF VA PLUME. FL MVMT FCST TO TURN TO
W BY T+12 HRS.  ...CLARK

NXT ADVISORY: WILL BE ISSUED BY 20210421/1200Z